*{box-sizing:border-box} :root{font-family:Inter,"Arial",sans-serif;color:#f5f5f7;background:#111114;color-scheme:dark}body{margin:0;background:radial-gradient(ellipse at 50% 20%,#33333b,#111114 70%);min-height:100svh}button{font:inherit;cursor:pointer;border:0;color:inherit;touch-action:manipulation}button:focus-visible,input:focus-visible{outline:3px solid #fff;outline-offset:3px}button:disabled{opacity:.5;cursor:wait}.shell{position:relative;max-width:480px;height:min(960px,100svh);min-height:620px;margin:auto;display:flex;flex-direction:column;background:#111114;overflow:hidden;padding-top:env(safe-area-inset-top)}header{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid #303035;flex-shrink:0}.brand{font-size:24px;font-weight:900;letter-spacing:-1.3px}.brand span{color:#f3ff57}.song{font-size:12px;font-weight:700;letter-spacing:1px;color:#bbb;margin-left:auto}.icon{background:#2c2c32;border-radius:50%;width:36px;height:36px;font-size:18px}.hud{display:flex;justify-content:space-between;padding:14px 20px;gap:14px;flex-shrink:0}.hud small{display:block;font-size:12px;letter-spacing:1.5px;color:#a2a2ab;margin-bottom:4px}.hud strong{font-variant-numeric:tabular-nums;font-size:26px;line-height:1;font-weight:850}.combo{text-align:center}.combo strong{color:#f3ff57}.accuracy{text-align:right}.accuracy strong{font-size:20px}.stage{position:relative;flex:1;min-height:160px;background:#252529;overflow:hidden}#actor{width:100%;height:100%;display:block}.stage-shade{position:absolute;inset:0;pointer-events:none;background:linear-gradient(0deg,#000a,transparent 30%,transparent 70%,#0003)}.counter{position:absolute;inset:0;display:grid;place-items:center;font-size:96px;font-weight:900;text-shadow:4px 4px #111}.stage-bottom{position:absolute;bottom:15px;left:18px;right:18px;display:flex;justify-content:space-between;font-size:13px;font-weight:700}.progress{height:4px;position:absolute;bottom:0;left:0;right:0;background:#ffffff30}.progress i{display:block;height:100%;background:#f3ff57;width:0}.rhythm{padding:14px 14px 0;background:#1c1c21;flex-shrink:0}.lane-label{display:flex;justify-content:space-between;font-size:12px;color:#b9b9c2;margin:0 8px 3px}.lane-label span:first-child{color:#f3ff57;font-weight:bold}#lane{height:88px;width:100%;display:block}.tap{height:90px;margin:12px 16px 0;border-radius:16px;background:#f3ff57;color:#141414;box-shadow:0 5px 0 #819021;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;flex-shrink:0;user-select:none;-webkit-user-select:none;touch-action:none}.tap span{font-size:35px;font-weight:950;letter-spacing:3px}.tap small{font-size:12px;letter-spacing:2px;font-weight:bold}.tap.pressed{transform:translateY(3px);box-shadow:0 2px 0 #819021;background:#fff}footer{display:flex;justify-content:space-between;align-items:center;padding:16px 20px max(12px,env(safe-area-inset-bottom));font-size:12px;flex-shrink:0;color:#a2a2ac}footer button{background:none;color:#ccc;font-size:12px;padding:5px}#judgement{position:absolute;left:0;right:0;top:42%;text-align:center;font-size:44px;font-weight:950;font-style:italic;text-shadow:3px 3px #111;opacity:0;transform:scale(.8);pointer-events:none}#judgement.show{opacity:1;transform:scale(1);transition:transform .08s}#judgement.perfect{color:#f3ff57}#judgement.good{color:#82f7ff}#judgement.miss{color:#ff6e80}.veil{position:absolute;inset:0;background:#111b;backdrop-filter:blur(9px);display:grid;place-items:center;padding:20px;z-index:4}.veil[hidden],section[hidden]{display:none}.card{width:100%;max-width:380px;border:1px solid #41414b;background:#18181e;padding:27px;border-radius:22px;box-shadow:0 20px 60px #0007}.eyebrow{font-size:12px;letter-spacing:2px;color:#f3ff57;font-weight:800}h1{font-size:36px;line-height:1.25;letter-spacing:-1px;margin:18px 0}h2{font-size:30px;margin:14px 0 22px}p{font-size:15px;line-height:1.8;color:#c9c9d1}.example{display:flex;align-items:center;gap:12px;margin:22px 0}.example .target{font-size:34px;color:#f3ff57}.example i{width:12px;height:12px;background:#f3ff57;border-radius:50%}.example span:last-child{font-size:12px;color:#aaa;margin-left:auto}.mode{display:flex;gap:8px;margin-bottom:15px}.mode button{flex:1;background:#2e2e36;border:1px solid transparent;border-radius:9px;padding:12px 6px;font-size:14px}.mode button small{display:block;color:#aaa;font-size:12px;margin-top:3px}.mode button.selected{border-color:#f3ff57;background:#f3ff5712}.primary,.secondary{display:block;width:100%;border-radius:12px;padding:16px;font-size:17px;font-weight:bold}.primary{background:#f3ff57;color:#111}.secondary{background:#2f2f39;margin-top:10px}.fine{font-size:12px;line-height:1.6;margin-bottom:0}.result-score{font-size:44px;font-weight:900;color:#f3ff57;font-variant-numeric:tabular-nums}.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:25px 0;font-size:12px;color:#aaa}.result-grid strong{display:block;font-size:24px;color:#fff;margin-top:4px}dialog{border:1px solid #53535e;border-radius:20px;background:#202026;color:white;padding:24px;max-width:min(90%,380px)}dialog::backdrop{background:#000b}dialog label{display:flex;justify-content:space-between;font-size:15px;margin-top:24px}input[type=range]{width:100%;accent-color:#f3ff57;margin:20px 0}.flash{animation:flash .14s ease-out}@keyframes flash{0%{filter:brightness(1.4)}100%{filter:brightness(1)}}@media(max-height:700px){header{padding:10px 16px}.hud{padding:10px 16px}.tap{height:74px}.rhythm{padding-top:8px}#lane{height:74px}footer{padding-top:12px}.card{padding:22px}h1{font-size:31px;margin:14px 0}.example{margin:12px 0}}@media(prefers-reduced-motion:reduce){.flash{animation:none}}

.card{max-height:calc(100svh - 40px);overflow:auto}.mode button{font-size:13px}.mode-note{margin:-4px 0 14px}.score-form{margin:18px 0}.score-form label{font-size:14px;color:#f3ff57;font-weight:bold}.name-row{display:flex;gap:8px;margin-top:8px}.name-row input{width:0;flex:1;border:1px solid #50505b;background:#292930;border-radius:9px;padding:12px;font-size:16px;color:white}.name-row button{background:#f3ff57;color:#111;padding:12px 16px;border-radius:9px;font-size:14px;font-weight:bold}.board-heading{display:flex;align-items:center;justify-content:space-between;gap:16px}.board-heading h2{margin:5px 0 18px}.board-tabs{display:flex;gap:6px}.board-tabs button{flex:1;background:#35353e;padding:12px 6px;border:1px solid transparent;border-radius:8px;font-size:14px}.board-tabs button[aria-selected=true]{color:#f3ff57;border-color:#f3ff57;background:#f3ff5712}#rankings{width:min(94vw,440px);max-width:440px;max-height:85svh}#boardContent{min-height:100px;margin:18px 0;overflow:auto}.board-row{display:grid;grid-template-columns:24px 1fr auto;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid #414149;font-size:14px}.board-row .place{color:#f3ff57;font-weight:900}.board-row .player{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.board-row strong{font-variant-numeric:tabular-nums}.board-row small{display:block;font-size:12px;color:#aaa;margin-top:4px}.board-empty{font-size:15px;line-height:1.8;color:#ccc;padding:16px 0}.score-form .fine{min-height:19px}.song{letter-spacing:0;font-size:12px}header{gap:9px;padding-left:16px;padding-right:16px}.brand{font-size:22px}.result-grid{margin:18px 0}#result .secondary{font-size:14px;padding:12px}#result .primary{margin-top:10px}

.tap-zone{display:flex;gap:12px;margin:12px 16px 0;flex-shrink:0}.tap-zone .tap{flex:1;min-width:0;margin:0}.tap-zone.two .tap span{font-size:30px}.tap-zone .tap[hidden]{display:none}.difficulty-badge{display:inline-block;background:#f3ff5719;border:1px solid #f3ff5740;color:#f3ff57;font-size:13px;font-weight:bold;border-radius:6px;padding:5px 9px;margin-bottom:12px}.settings-link{display:block;margin:0 0 14px;background:none;text-decoration:underline;color:#d6d6dc;font-size:14px;padding:4px 0}.controller{border:1px solid #54545f;border-radius:10px;padding:12px;display:flex;gap:16px;margin:20px 0 0}.controller legend{font-size:15px}.controller label{display:flex;align-items:center;gap:6px;margin:0;font-size:14px}select{width:100%;margin:10px 0 0;padding:12px;border:1px solid #565663;border-radius:9px;background:#2c2c35;color:white;font:inherit;font-size:15px}input[type=radio]{accent-color:#f3ff57;width:18px;height:18px}dialog hr{border:0;border-top:1px solid #494955;margin-top:24px}dialog h3{font-size:18px;margin-bottom:5px}.board-level{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:15px;font-size:14px}.board-level select{width:120px;margin:0;padding:9px}#calibration{max-height:88svh;overflow:auto}.mode-note{margin-bottom:10px}

.song-switch{display:block;color:#d5d5db;background:#303039;border:1px solid #53535e;border-radius:9px;padding:11px 10px;text-align:center;text-decoration:none;font-size:14px;line-height:1.4;margin:12px 0}.song-switch:focus-visible{outline:3px solid #fff;outline-offset:3px}.free-note{font-size:14px;color:#f3ff57;margin:4px 0 10px}#intro h1{font-size:31px;margin:12px 0}#intro .example{margin:12px 0}

header{flex-wrap:wrap;gap:8px}.brand,.song{white-space:nowrap}header .icon{flex-shrink:0}.home-control{font-size:14px;font-weight:700;padding:9px 10px;border-radius:9px;background:#2c2c32;flex-shrink:0;min-height:36px}@media(max-width:390px){header .song{order:5;width:100%;margin-left:0;text-align:right}header .home-control{margin-left:auto}}